Re: IML: Fuel Leak

["Klebert L. Hall" <crocuta@xxxxxxxxxxx>]

> From: "Eric" <gearhead@xxxxxxxxxxx>
> Subject: IML: Fuel Leak
>
> On one side of the fuel pump, there is a round, drilled hole right above 
> the
> diaphram. Fuel was being pumped out from this hole. As an emergency 
> roadside
> fix, I found a disposed of cigarette butt and compressed it into the hole.
> That butt helped, but it did let a bit of gas to be spit out, and provided 
> a
> wheezing noise. We got a kick out of my bronchitis afflicted filtered fuel
> pump leak.
>
> I've not yet opened up the leaking fuel pump, but I suspect the diaphram 
> may
> have ruptured long ago. I had a used fuel pump that I later replaced it 
> with
> and it is without this hole. Maybe this hole is an early warning mechanism
> to tell the owner that the pump is about to go?  I have a new pump for a
> Slant 6 that does have a similar vent or bleed hole.


  It's some kind of vent or overpressure relief, and yes, the diaphragm's 
shot.

  Could be worse, on some cars the hole squirts right onto the exhaust 
manifold.
         -Kle.
         '69 Crown 4DHT (in waiting) 




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